Desktop speaker system



FIG. 1 is a perspective view of a desktop speaker system showing our new design;

FIG. 2 is top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof, the opposite side being a mirror image;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a desktop speaker system, as shown and described. 